4.5" .40S&W Caliber: .40S&W Magazines: 2 – 16 Round, Stainless Steel Barrel: 4.5" Steel, Melonite®, Fully Supported Ramp Sights: Dovetail Front and Rear (Steel) 3-Dot Trigger Pull: 5.5 - 7.7lbs. Frame : Black Polymer Slide: Forged Steel Overall Length: 8" Height: 5.6" Weight w/ empty mag: 32 oz. Available color: Black Bi-tone SS/ OD Green